WHEN you and I
Grow up–Polly–
I mean that you and me,
Shall go sailing in a big ship
Right over all the sea.
We'll wait till we are older,
For if we went to-day,
You know that we might lose ourselves,
And never find the way.
Kate Greenaway
http://www.poemhunter.com/poem/when-you-and-i-grow-up/